Show SIMPLE SURGERY directions to obtain permanently good results in repairing damaged tree must be watched in repair work tree surgery a few fundamental principles must be observed in order to secure permanently good results these may bo summarized briefly as follows 1 remove all dead de decayed diseased or injured wood or bark when on a limb this can be done best by removing the entire limb on a large limb or on the trunk it may mean at times digging out the decayed matter so that a ca cavity ity Is formed 2 sterilize all cut surfaces 3 waterproof all cut surfaces 4 leave the work in th the most favorable condit condition lon for rapid healing tills this often all fl mean filling or covering deep ca cavities atles 5 15 watch the work from year to year for fo defects and it if any appear attend to ti them immediately |